Hey guys,
FYI after lots of discussions with openssl folks: https://github.com/openssl/openssl/issues/5330 https://github.com/openssl/openssl/pull/6388 https://github.com/openssl/openssl/pull/6432 OpenSSL 1.1.1 will now keep the FD open by default: https://github.com/openssl/openssl/commit/c7504aeb640a88949dfe3146f7e0f275f517464c cheers, lukas